Équations équilibrées la veille |
2 P + 3 Cl2 = 2 PCl3
H3BO3 + Na2CO3 = Na2B4O7 + CO2 + H2O =>
4 H3BO3 + Na2CO3 = Na2B4O7 + CO2 + 6 H2O
Co(C2H3O2)2 + Al = Al(C2H3O2)3 + Co =>
3 Co(C2H3O2)2 + 2 Al = 2 Al(C2H3O2)3 + 3 Co
Pb(NO3)2 + AgNO3 = PbAg + (NO3)2NO3 =>
Pb(NO3)2 + AgNO3 = PbAg + (NO3)2NO3
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Na + Fe2O3 = Na2O + Fe =>
6 Na + Fe2O3 = 3 Na2O + 2 Fe
Ca2NO3 = Ca2(NO2) + O2 =>
2 Ca2NO3 = 2 Ca2(NO2) + O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
FeSO4(aq) + Ba(OH)2(aq) = Fe(OH)2 + BaSO4 =>
FeSO4(aq) + Ba(OH)2(aq) = Fe(OH)2 + BaSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2 =>
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ag + O2 + NaCN + H2O = Na[Ag(CN)2] + NaOH =>
4 Ag + O2 + 8 NaCN + 2 H2O = 4 Na[Ag(CN)2] + 4 NaOH
H2SO4 + NaH = NaSO4 + H3 =>
H2SO4 + NaH = NaSO4 + H3
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
CuSO4*5H2O = Cu2O + SO4 + H2O + H2 =>
2 CuSO4*5H2O = Cu2O + 2 SO4 + 9 H2O + H2
HClNaOH = NaClHOH =>
HClNaOH = NaClHOH
NH4Cl + CaPO4 = (NH4)2PO4 + CaCl2 =>
2 NH4Cl + CaPO4 = (NH4)2PO4 + CaCl2
Ti2Cr2C3 = TiC + Cr3C2 + Cr =>
2 Ti2Cr2C3 = 4 TiC + Cr3C2 + Cr
Na2S2 + HNO3 = NO2 + H2SO4 + NaNO3 + H2O =>
Na2S2 + 16 HNO3 = 14 NO2 + 2 H2SO4 + 2 NaNO3 + 6 H2O
H2C2O4 + O = OC2O4 + H =>
H2C2O4 + O = OC2O4 + 2 H
CO + NaOH = CO2 + NaH =>
CO + NaOH = CO2 + NaH
CuSO4Zn0 = ZnSO4Cu =>
CuSO4Zn0 = ZnSO4Cu
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cr2O3 + KOH + O2 = K2CrO4 + H2O =>
2 Cr2O3 + 8 KOH + 3 O2 = 4 K2CrO4 + 4 H2O
LiOH + Cr(ClO3)3 = Cr(OH)3 + LiClO3 =>
3 LiOH + Cr(ClO3)3 = Cr(OH)3 + 3 LiClO3
Ag{+} + Cl{-} = AgCl =>
Ag{+} + Cl{-} = AgCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaHPO4 + SiO2 + C = P + CaSiO3 + CO + H2O =>
2 CaHPO4 + 2 SiO2 + 5 C = 2 P + 2 CaSiO3 + 5 CO + H2O
NH4OH + H2CO3 = H2O + (NH2)2CO =>
2 NH4OH + H2CO3 = 4 H2O + (NH2)2CO
Fe + H3AsO4 = FeAsO4 + H2 =>
2 Fe + 2 H3AsO4 = 2 FeAsO4 + 3 H2
Fe(NO3)3KOH = K(NO3)3FeOH =>
Fe(NO3)3KOH = K(NO3)3FeOH
Fe(OH)3 + P2O5 = FePO4 + H2O =>
2 Fe(OH)3 + P2O5 = 2 FePO4 + 3 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Sn(NO2)4 + K3PO4 = KNO2 + Sn3(PO4)4 =>
3 Sn(NO2)4 + 4 K3PO4 = 12 KNO2 + Sn3(PO4)4
C17H35COOH + KOH = CO2 + H2O + K2 =>
C17H35COOH + 104 KOH = 18 CO2 + 70 H2O + 52 K2
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
Hf + O2 = HfO2 =>
Hf + O2 = HfO2
MnO2 + KClO4 + KOH = KMnO4 + KClO3 + H2O =>
2 MnO2 + 3 KClO4 + 2 KOH = 2 KMnO4 + 3 KClO3 + H2O
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
MnO2 + H2O = Mn2O3 + OH =>
2 MnO2 + H2O = Mn2O3 + 2 OH
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)3 + Cr =>
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)3 + Cr
Cu + KI = CuI + K =>
Cu + KI = CuI + K
CH3OK + CH3Cl = CH3OCH3 + KCl =>
CH3OK + CH3Cl = CH3OCH3 + KCl
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